Home / 3,720,105.64-5,580,429.09-1,558,961.44

Finding the Fourth Proportional to 3,720,105.64, 5,580,429.09 and 1,558,961.44

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Solution

The fourth proportional to 3,720,105.64, 5,580,429.09 and 1,558,961.44 is: 2,338,555.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,720,105.64 : 5,580,429.09 = 1,558,961.44 : x
  2. Step 2: Convert to fraction form
    3,720,105.64/5,580,429.09 = 1,558,961.44/x
  3. Step 3: Cross multiply
    3,720,105.64x = 5,580,429.09 × 1,558,961.44
  4. Step 4: Simplify right side
    3,720,105.64x = 8,699,673,769,964.29
  5. Step 5: Solve for x
    x = 8,699,673,769,964.29/3,720,105.64
  6. Step 6: Final answer
    x = 2,338,555.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.